New Mexico Unit 21B Hunting Information

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Overview of NM GMU 21B Hunting Facts

New Mexico unit 21B has a variety of mountains, valleys, and desert-like areas throughout. This unit is not one of the most popular for elk, but some hunters do find success at times. The grasslands near Cuchillo and Monticello are amongst some of the places to hunt in this unit.

Table of Contents

NM Unit 21B Species Hunting Info

INFO: Elk Hunting in New Mexico Unit 21B

Due to the limited population of elk that unit 21B produces, tags are limited. Keep in mind that the tags issued are only good in unit 21B, unlike the deer and antelope tags that are good in both 21B and 21A.
SUCCESS RATES for Elk Hunting in New Mexico Unit 21B
5 Year Estimated Average for Elk
Archery 1 25.00%
Archery 2 27.00%
Archery 3 15.00%
Rifle 1 65.00%
Rifle 2 45.00%
Rifle 3 35.00%
Elk TROPHY QUALITY for Unit 21B New Mexico
Average Elk Quality 280″ – 320″
NM Area 21B Trophy Elk Potential 320″+
GMU 21B Bull to Cow Ratio 42:100
New Mexico Unit 21B Elk Hunting FORUM Coming Soon!

Available Hunts for New Mexico Unit 21B

No Available Hunts

No data found!


New Mexico Unit 21B Topo Map

Total Acreage: 1,625,000 acres over 2,539 square miles

Total Public Land:1,025,000 acres or 63%

Land Ownership Mix: 37% Private; 63% Public; BLM: 655,360 acres; State: 355,072 acres; Other Govt. Owned: 768 acres

Species: Elk, Mule Deer, Pronghorn, Sheep

Elevation Variances: 4,052 ft. to 7,850 ft.

Terrain Difficulty Overall: Mild to Moderate

Land Coverage/Vegetation: Land cover includes 81% shrub/scrub, 10% grassland/herbaceous and 6% evergreen forest


Lay of the Land in NM Unit 21B


Terrain in GMU 21B NM

The majority of unit 21B is covered in desert grasslands and desert mountains. Be mindful that the mountains in this unit are considered to be steep and rocky.

Vegetation in GMU Unit 21B NM

The lower elevations of unit 21B will bring you flat-rolling Creosote-covered hills. You will also see mesquite and juniper in the lower parts of the mountains. Once you reach the middle elevations you will start to see pinyon and juniper-covered mountains towards the north. The south side of the mountains brings you more of the rocky and grassy vegetation. Higher elevations consist of juniper, ponderosa pines, and mahogany.

Access Points in NM GMU 21B

There are two main highways in unit 21B. Highway 59 is in the northern part of the unit, while Highway 152 runs through the southern part of the unit. Keep in mind that most of the dirt roads in this unit require a four-wheel-drive vehicle.